Global Patent Index - EP 2366120 A4

EP 2366120 A4 20140312 - RADIO FREQUENCY TRANSPONDER SYSTEM

Title (en)

RADIO FREQUENCY TRANSPONDER SYSTEM

Title (de)

FUNKFREQUENZTRANSPONDERSYSTEM

Title (fr)

SYSTÈME DE TRANSPONDEUR À RADIOFRÉQUENCES

Publication

EP 2366120 A4 20140312 (EN)

Application

EP 09827052 A 20091120

Priority

  • AU 2009001514 W 20091120
  • AU 2008906011 A 20081120
  • AU 2009905139 A 20091021

Abstract (en)

[origin: WO2010057263A1] A radio frequency transponder, including: a substrate; and at least one planar antenna on said substrate, said antenna having a shape determining a corresponding resonant frequency of said antenna; wherein said antenna causes a phase difference between backscattered signals generated in response to excitation of said antenna by orthogonally polarised interrogation signals at said resonant frequency, and said phase difference represents a code of said antenna.

IPC 8 full level

G01S 13/75 (2006.01); G06K 19/063 (2006.01); H01Q 21/24 (2006.01)

CPC (source: CN EP US)

G01S 13/753 (2013.01 - CN EP US); G01S 13/825 (2013.01 - CN EP US); G06K 19/07749 (2013.01 - CN EP US); H01Q 1/2225 (2013.01 - CN EP US); H01Q 9/0442 (2013.01 - CN EP US); H01Q 21/24 (2013.01 - CN EP US)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

DOCDB simple family (publication)

WO 2010057263 A1 20100527; AU 2009317877 A1 20100527; AU 2009317877 B2 20141023; CA 2743955 A1 20100527; CN 102317810 A 20120111; CN 106654517 A 20170510; EP 2366120 A1 20110921; EP 2366120 A4 20140312; NZ 593545 A 20140725; US 2012161931 A1 20120628; US 9164169 B2 20151020

DOCDB simple family (application)

AU 2009001514 W 20091120; AU 2009317877 A 20091120; CA 2743955 A 20091120; CN 200980155302 A 20091120; CN 201610840324 A 20091120; EP 09827052 A 20091120; NZ 59354509 A 20091120; US 201113111849 A 20110519